Japanese baseball player Koji Uehara is pitching for the Red Sox this World Series. And while Uehara may not be fluent in English, he has no problem communicating on the field without an interpreter by his side. So how does he speak with his teammates?

Japanese baseball player Koji Uehara is pitching for the Red Sox this World Series. And while Uehara may not be fluent in English, he has no problem communicating on the field without an interpreter by his side. So how does he speak with his teammates?

Japanese baseball player Koji Uehara is pitching for the Red Sox this World Series. And while Uehara may not be fluent in English, he has no problem communicating on the field without an interpreter by his side. So how does he speak with his teammates?